About expression

) Specify the expressions that are used to form groups over the query results. Replaces the previous specified grouping expressions, if any. If no grouping expressions are specified, any previously added grouping expressions are simply removed. This method only overrides the return type

the expressions that are used to form groups over the subquery results. Replaces the previous specified grouping expressions, if any. If no grouping expressions are specified, any previously added grouping expressions are simply removed. This method only overrides the return type of the corresponding

Method javax.persistence.criteria.CriteriaBuilder Expression locate( Expression x, String pattern ) Create expression to locate the position of one string ... . If the string to be located is not found, 0 is returned. Parameters: x - expression for string to be searched